<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script crossorigin="anonymous" src='https://cdn.bootcss.com/jquery/3.5.0/jquery.min.js'></script>
</head>
<body>
    <header></header>
    <section>
        <h2>背景图片</h2>
        <div class="react"></div>
        <div class="vue"></div>

        <div class="clear"></div>
        <h2>IMG 标签</h2>
        <img src="./images/react.png" alt="">

        <h2>字体图标</h2>
        <span class="iconfont" style="font-size: 40px;color: red">&#xe8ab;</span>
    </section>

</body>
</html>